I dont't doubt the content's quality here at perlmonks. Still I'm wondering about my observation that often at the same site, .html pages seem to get better ranking than .pl pages even if there's next to no content on the .html ones, or content of obviously the same quality level on both kinds of pages.
One such site is www.xsk8.de (a german inline skating magazine) which has in fact .html parts as well as .pl